<div id="nav_wrap">
    <nav class="navbar navbar-default navbar-fixed-top">
        <div class="container-fluid">
            <div class="navbar-header">
                <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#navbar" aria-expanded="false" aria-controls="navbar"> <span class="sr-only">Toggle navigation</span> <span class="icon-bar"></span> <span class="icon-bar"></span> <span class="icon-bar"></span> </button>
                <a class="navbar-brand logo" href="#"><img src="/app/images/logo.png" ></a> </div>
            <div id="navbar" class="navbar-collapse collapse">
                <ul class="nav navbar-nav navbar-right topmenu">
                    <li class="btn-group"> <span class="btn btn-primary" href="#"><i class="glyphicon glyphicon-user"></i>&nbsp;&nbsp;<span class="ng-binding">{{currentUser.userName}}</span></span> <a class="btn btn-primary dropdown-toggle" data-toggle="dropdown" href="#"><span class="glyphicon glyphicon-menu-down"></span></a>
                        <ul class="dropdown-menu">
                          <!--  <li><a href="#"><i class="glyphicon glyphicon-pencil"></i>&nbsp;&nbsp;修改密码</a></li>-->
                            <li><a href="# " ng-click="logout()"><i class="glyphicon glyphicon-off"></i>&nbsp;&nbsp;退出登录</a></li>

                        </ul>
                    </li>
                </ul>
            </div>
        </div>
    </nav>
</div>
